ASME B16.9 Caps
ASME B16.9 end caps, A234 WPB, black painting.
Dimensions of ASME B16.9 Caps
The technical drawing of ASME B16.9 caps
| Nominal Size | Outside Diameter at Bevel | Length, E | Limiting Wall Thickness for Length, E | Length, E1 |
|---|---|---|---|---|
| NPS | mm. in. | mm. in. | mm. in. | mm. in. |
| 1/2 | 21.3 0.84 | 25 1.00 | 4.57 0.18 | 25 1.00 |
| 3/4 | 26.7 1.05 | 25 1.00 | 3.81 0.15 | 25 1.00 |
| 1 | 33.4 1.32 | 38 1.50 | 4.57 0.18 | 38 1.50 |
| 1 1/4 | 42.2 1.66 | 38 1.50 | 4.83 0.19 | 38 1.50 |
| 1 1/2 | 48.3 1.90 | 38 1.50 | 5.08 0.20 | 38 1.50 |
| 2 | 60.3 2.38 | 38 1.50 | 5.59 0.22 | 44 1.75 |
| 2 1/2 | 73.0 2.88 | 38 1.50 | 7.11 0.28 | 51 2.00 |
| 3 | 88.9 3.50 | 51 2.00 | 7.62 0.30 | 64 2.50 |
| 3 1/2 | 101.6 4.00 | 64 2.50 | 8.13 0.32 | 76 3.00 |
| 4 | 114.3 4.50 | 64 2.50 | 8.64 0.34 | 76 3.00 |
| 5 | 141.3 5.56 | 76 3.00 | 9.65 0.38 | 89 3.50 |
| 6 | 168.3 6.62 | 89 3.50 | 10.92 0.43 | 102 4.00 |
| 8 | 219.1 8.62 | 102 4.00 | 12.70 0.50 | 127 5.00 |
| 10 | 273.0 10.75 | 127 5.00 | 12.70 0.50 | 152 6.00 |
| 12 | 323.8 12.75 | 152 6.00 | 12.70 0.50 | 178 7.00 |
| 14 | 355.6 14.00 | 165 6.50 | 12.70 0.50 | 191 7.50 |
| 16 | 406.4 16.00 | 178 7.00 | 12.70 0.50 | 203 8.00 |
| 18 | 457.0 18.00 | 203 8.00 | 12.70 0.50 | 229 9.00 |
| 20 | 508.0 20.00 | 229 9.00 | 12.70 0.50 | 254 10.00 |
| 22 | 559.0 22.00 | 254 10.00 | 12.70 0.50 | 254 10.00 |
| 24 | 610.0 24.00 | 267 10.50 | 12.70 0.50 | 305 12.00 |
| 26 | 660.0 26.00 | 267 10.50 | … | … |
| 28 | 711.0 28.00 | 267 10.50 | … | … |
| 30 | 762.0 30.00 | 267 10.50 | … | … |
| 32 | 813.0 32.00 | 267 10.50 | … | … |
| 34 | 864.0 34.00 | 267 10.50 | … | … |
| 36 | 914.0 36.00 | 267 10.50 | … | … |
| 38 | 965.0 38.00 | 305 12.00 | … | … |
| 40 | 1016.0 40.00 | 305 12.00 | … | … |
| 42 | 1067.0 42.00 | 305 12.00 | … | … |
| 44 | 1118.0 44.00 | 343 13.50 | … | … |
| 46 | 1168.0 46.00 | 343 13.50 | … | … |
| 48 | 1219.0 48.00 | 343 13.50 | … | … |
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